On Fri, 2018-01-05 at 06:57 +0000, Ben Chan wrote: > Hi Aleksander and Dan > > ModemManager currently relies on unsolicited MBIM_CID_SIGNAL_STATE > notification to obtain signal quality updates, and it doesn't query > the > initial signal quality. I've observed that some MBIM modems issue a > MBIM_CID_SIGNAL_STATE > notification only when there is a notable change in RSSI. The signal > quality may remain at 0 for quite some time. It's more noticeable > when > simply restarting ModemManager after the modem has been initialized > and > enabled once. > > We could simply enable periodic signal quality polling on an MBIM > modem, > but that's less ideal as it may unnecessarily wake the modem up from > USB > selective suspend (unless we use a much longer polling period). > > I'm thinking about letting ModemManager issue an initial > MBIM_CID_SIGNAL_STATE query when it enables MBIM_CID_SIGNAL_STATE > notification. Does that sound reasonable to you. If so, I'll submit > a > patch.
Sounds OK to me. Dan _______________________________________________ ModemManager-devel mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/modemmanager-devel
